Thomas w



(No Model.)

' T. W. MORAN.

CYLINDER OUPLING JOINT.

Patented Deo. 30

M m WM .m

WIT/VESSES:

d- ATTORNEY.

A540 formed with a central opening K, extending adapt them to fit and slide within said annu- EEICEo i UNITED STATES PATENT THOMAS YV. MORAN, OF LOUISVILLE, KENTUCKY, ASSIGNOR TO THE MORAN FLEXIBLE STEAM J OINT COMPANY, OF SAME PLACE.

CYLINDER COUPLlNG-JOINT.

SPECIFICATION forming part of Letters Patent No. 443,946, dated December 30, 1890, Application led February 24, 1890. Serial No. 341,525. (No model.)

To all whom it may concern: iiange is provided with a recess bearing Be it known that I, THOMAS XV. MORAN, a around its edge to receive the packing P, so citizen of the United States, and a resident of that it will have a steam-tight bearing against 5 Louisville, in the county of Jefferson and State the cylinder-wall. XVhen the coupling-sec- 5 of Kentucky, have invented certain new and tions are connected and steam is turned into useful Improvements in Cylinder Couplingthe pipes, the pressure of the steam, acting Joints; andIdo declare the following to be a against the anges of the piston-form jointfull, clear` and exact description of the invenpieces, forces their tubular portions against 6o tion, such as will enable others skilled in the each ot-her, and the plane circular faces of ro art to which it appertains to make and use these portions become automatically coapted, the same, reference being had to the accomso that the joint between them is steam-tight. panying drawings, and to letters of reference It therefore makes no difference whether the marked thereon, which form a part of this coupling-sectionsAAhave lateral movementspecification. or are not in true relation. The automatic i 5 Figure l of the drawings is a perspective righting of the joint-pieces J J under the view of my invention. Fig. 2 isa vertical lonpressure of the steam is sufficient to secure a gitudinal section, and Fig. 3 is a detail view. steam-tight joint.

This invention has relation to cylinder- The annular guards H of the cylinders are 7o couplings for pipes designed to carry steam, preferably provided with perforations to afzo air, or water under pressure; and itconsists in ford purchase to -a wrench, so that they can the novel construction and combination of be readily removed and replaced when necesparts, as hereinafter setI forth. sary.

In the accompanying drawings, the letters Having described this invention, what I A A designate the sections of the coupling, claim, and desire to secure by Letters Patent, 25 which consist of the cylinder portions B B isand their clamping devices O O. The cylinder coupling-joint consisting of The outer end of each cylinder B is prothe hollow cylinder-sections having integral vided with a wrench-seat at D, and is threaded therewith at opposite ends clamping devices 8o to enable it to be connected to ajoint of pipe. reversely engaging the distant ends of said 3o Its inner end E is usually plane, and is adaptsections, said sections also having each at its ed to be abutted against theinner end of the outerendacylindric chamber of greater diamopposite section, to which it is to be coupled. eter than the bore of the section, and fitted Each cylinder is chambered in cylindrical with an annular guard at its outer edge, formform, as indicated at F, and the opening of ing with the inner wall or end of the cylindric 3 5 this chamber is threaded, usually at G, to prochamber a supplemental chamber or space, vide for securing the annular guard II within and the cylindric hollow piston-joint pieces the mouth of the cylinder. IVithin the cylof a diameter to fit said supplemental charninder-chamber and back of this guard is lobers or spaces, and provided with tubular 9o cated the piston-form joint-piece J, which is extensions or projections of a diameter to throughitscylindrical or tubularproj ection L, lar guards, said piston-joint pieces being whichisprovidedwithaplanecircularground adapted to be acted upon and have their bearing-face m. The tubular projection L meeting outer ends to be engaged steam-tight projects through the opening of the annular by the pressure of the steam itself, substan- 45 guard, and its face is designed to engage the tially as and for the purpose set forth.

ground bearing-face of the tubular portion of In testimony whereof I affix my signature in the joint-piece of the opposite coupling-secpresence of two witnesses.

`tion A when these sections are connected together. TIIOS. W. MORAN. 5o The piston-form joint-piece J is provided Witnesses:

with the flange I of proper diameter to iit PHILIP C. MASI,

easily within the cylinder-chamber, and this C. L. TAYLOR. 

